body {
    width: 100%;
    height: 100vh;/*屏幕高度*/
    display: flex;
    justify-content: center;
    align-items: center;
    background: url("../image/23a8758d13affb5528b6f05b7f5f2ea0.jpg") no-repeat ;
    background-size: 100% 100%;
  }
  input::-webkit-input-placeholder {
    /* placeholder颜色  */
    color: #ffffff;
    /* placeholder字体大小  */
    font-size: 14px;
  }
  #login-box{
    width: 45rem;
    height: auto;
    /* height: 30rem; */
    background-color: #00000060;/*颜色的后两位是透明度*/
    text-align: center;
    padding: 2rem 4rem;
    /* padding-bottom: 0; */
  }
  #login-box h1{
    font-size: 3rem;
    margin: 1rem 0;
    color: #ffffff;
  }
  #login-box .form{
    padding: 1rem 0;
  }
  #login-box .form .item input{
  
    color: #ffffff;
    width: 20rem;
    font-size: 18px;
    border-bottom: 2px solid #ffffff;
    padding: 0.5rem 1rem;
    margin-bottom: 1.5rem;
    background: transparent;
    /* color: #ffffff; */
  }
  #login-box .form .item i{
    font-size: 1.8rem;
    color: #ffffff;
  }
  #login-box button{
    width: 18rem;
    height: 3rem;
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    border-radius: 1.5rem;
    background-image: linear-gradient(to right, #74ebd5 0%, #9face6 100%);;
  }
  @charset "UTF-8";
*{
  margin: 0;
  padding: 0;
  border: 0;
  box-sizing: border-box;
}
html{
  font-size: 10px;
}
body{
  font-size: 1.6rem;
  /* font-family: tahoma, arial, "Hiragino Sans GB", "宋体", sans-serif; */
  font-family: 'Times New Roman', Times, serif, arial, "Hiragino Sans GB", "宋体", sans-serif;
  /* background-color: #f2f2f2 !important; */
}
ul,ol,dl{
  list-style: none;
}
i,
s {
  font-style: normal;
  text-decoration: none;
}
fieldset,input,img,input,button,textarea{
  border: none;
  margin: 0;
  padding: 0;
  outline: none;
}
a{
  color:'';
  text-decoration: none;
}
a:hover{
  color:'';
}
h1,h2,h3,h4,h5,h6{
  font-weight: normal;
  font-size: 100%;
}
/* 浮动 */
.fl{
  float: left;
}
.fr{
  float: right;
}
/* 清除浮动 */
.clearfix::before,
.clearfix::after{
  content: '';
  display: table;
  clear: both;
}
/* 版心 */
.w{
width: 119rem;
margin: 0 auto;
}

  